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Physics
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JackI's user avatar
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JackI
  • Member for 8 years, 1 month
  • Last seen more than 2 years ago
  • Earth, Solar System
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Two arms, two legs, one head, just one nose. (Sometimes) bearded.

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Top posts
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56
Why doesn't hydrogen gas exist in Earth's atmosphere?
Jan 2, 2017
19
Mass and Newton's Second Law
Nov 20, 2017
15
Meaning of the Poynting vector
Dec 26, 2016
13
Microcanonical ensemble, ergodicity and symmetry breaking
Dec 11, 2017
6
Evanescent wave coupling
Dec 8, 2016
5
What if, for a body moving in a circle, the centripetal force is not equal to $mv^2/r$?
Dec 26, 2016
5
Why add a minus sign in the formula for gravity?
Jan 3, 2017
4
X-ray Lasers and Forbidden Transitions
Jul 5, 2017
4
Why does the expectation value of a QM operator squared $\hat{Q}^2$ take the form $\big\langle \hat{Q}^2\big\rangle=\sum\limits_n |a_n|^2{q_n}^2$?
Dec 8, 2016
4
Why do we see virtually inverted image on concave side of spoon?
Dec 2, 2018
Top network posts
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8
Interpretation of "The Catcher in the Rye" by J. D. Salinger
6
Potential wells and symmetry in absorption spectroscopy
5
Pissing in a sink in The Unbearable Lightness of Being